<template>
    <el-breadcrumb class="app-breadcrumb" separator="/">
        <transition-group name="breadcrumb">
            <el-breadcrumb-item v-for="(item,index) in levelList" :key="item.path" v-if="item.meta.title">
                <span v-if="(item.redirect === 'noredirect') || (index===levelList.length-1)" class="no-redirect">{{item.meta.title}}</span>
                <router-link v-else :to="item.redirect || item.path">{{item.meta.title}}</router-link>
            </el-breadcrumb-item>
        </transition-group>
    </el-breadcrumb>
</template>
<script>
export default {
    created(){
        this.getBreadcrumb()
    },
    data(){
        return{
            levelList:null
        }
    },
    watch:{
        $route(){
            this.getBreadcrumb()
        }
    },
    methods:{
        getBreadcrumb(){
            let matched = this.$route.matched.filter(item=>item.name)
            const first = matched[0]
            if(first && first.name !== 'home'){
                matched = [{ path:'/home',meta:{title:'订单管理'}}].concat(matched)
            }
            this.levelList = matched
        }
    }
}
</script>
<style lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
    display: inline-block;
    font-size: 14px;
    line-height: 70px;
    margin-left: 10px;
    .no-redirect {
        color: #fff;
        cursor: text;
    }
}
</style>